add fmod to CMakeLists.txt and add FindFMOD.cmake
Merge remote-tracking branch 'origin/master' into fmod_integration
add sound to the project
toggle by pressing "P"
add bombsoundeffect
activate by clicking "O"
add 3D sound (navigation in console)
improved soundmanager
-move strings up, down, left, right, foreward, backward with
u,o,j,l,i,k
non-loops are available now
- play() continues loops, continues paused non-loops, replays non-loops
  otherwise
solved merge conflicts with master
make init() private
add background (rain and piano)
toggle pause with O and P
removed all tabs in files (not in CyclicTime.*)
move public interface to top in soundmanager.h, add newline at end of soundmanager.cpp & soundmanager.h
Merge pull request #16 from lanice/fmod_integration

Fmod integration
add zoom function when scrolling the mousewheel while left shift is pressed
pressing SPACE causes zoom-factor to smoothly go to default position (like the rotation)
Merge pull request #20 from lanice/enable_zooming

Enable zooming
Merge branch 'master' into landscape_14